Astell & Kern's Bluetooth DAC makes any headphones wireless

As we barrel ahead toward a world without headphone jacks, Astell & Kern is providing a new way to take advantage of the wireless future we have been forced into enjoy. The AK XB10 is a wireless DAC (digital-to-analog converter) and amp that will let you use your wired headphones over Bluetooth with high-end sound.The AK XB10 uses a Bluetooth codec from Qualcomm to deliver up to 24-bit HD audio over the wireless connection, which should deliver the hi-fi audio quality you've grown accus